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SRS AIR BAG DIAGNOSIS TSB Revision SUPPLEMENTAL RESTRAINT SYSTEM (SRS) 52B-202 DTC B1463: Seat Belt Pre-Tensioner (RH) (Squib) System Fault for Ground Circuit (Short-Circuit to CAUTION If DTC B1463 is set in the SRS-ECU, always diag- . CIRCUIT OPERATION The SRS-ECU judges how severe a collision is by . DTC SET CONDITIONS This DTC is set if there is abnormal resistance . TROUBLESHOOTING HITS • Damaged wiring harnesses or connectors • Short to the ground in the passenger's seat belt pre-tensioner (squib) harness • Malfunction of the SRS-ECU . SEAT BELT SRS-ECU CONNECTOR CONNECTOR Passenger's (Front) Seat Belt Pre-Tensioner (Squib) Circuit PRE-TENSIONER(RH) : CONNECTOR CONNECTED: ON NOTE AC305362 CONNECTOR: C-120 C-120 (Y) AC SRS-ECU AC307915 AB CONNECTOR: D-33 D-33 (B) FORWARD CENTER |